Overview
Olethea Substation is an operational electrical substation in Texas, United States, owned and operated by Brazos Electric. It operates at a voltage of 138 kV, serving as a key node in the regional transmission grid.
Olethea Substation is an operational electrical substation located in Texas, United States. Owned and operated by Brazos Electric, it is part of the state's extensive electrical infrastructure network. The substation operates at a voltage of 138 kV, which is typical for sub-transmission and distribution-level facilities that help distribute power from high-voltage transmission lines to local distribution networks. As a 138 kV substation, Olethea Substation falls within the medium-voltage range commonly used for regional power distribution. In the United States, such facilities are subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and are regulated by the Federal Energy Regulatory Commission (FERC) for wholesale electricity markets. The substation likely includes switchgear, transformers, and protection systems that comply with industry standards such as IEEE C37 for high-voltage equipment. The substation plays a critical role in maintaining grid stability and reliability for the surrounding area. By stepping down voltage from higher transmission levels, it enables safe and efficient electricity delivery to industrial, commercial, and residential customers. Its operational status ensures continued service to the local community, supporting economic activity and daily life in the region.
Environmental context
Located in rural Texas, the substation's environmental context is shaped by the surrounding agricultural and natural landscapes. Electrical infrastructure like Olethea Substation must consider potential impacts on local wildlife and habitats, particularly during construction and maintenance. The 138 kV voltage level indicates moderate electromagnetic fields, which are managed through standard siting and shielding practices. The facility's operation contributes to the regional energy mix, which in Texas includes a significant share of wind and natural gas generation.
Frequently asked questions
Olethea Substation is located in Texas, United States, at coordinates 31.400864, -96.426475.
Olethea Substation operates at a voltage of 138 kV, which is a common sub-transmission voltage level in the United States.
Olethea Substation is owned and operated by Brazos Electric, an electric cooperative in Texas.
In the United States, substations are subject to NERC reliability standards and FERC regulations. Equipment often follows IEEE and ANSI standards for safety and performance.
A 138 kV substation typically steps down high-voltage transmission power (e.g., 345 kV) to lower voltages for distribution to local networks, ensuring reliable electricity supply to consumers.